The symptoms of narcosis may be caused by other factors during a dive: ear problems causing disorientation or nausea; early signs of oxygen toxicity causing visual disturbances; or hypothermia causing rapid breathing and shivering. Nevertheless, the presence of any of these symptoms should imply narcosis.
What's a Coronarita? It's a margarita with an upside-down Corona sticking out of it. Does it taste any good? You be the judge!
For those that like to enjoy their frequent Corona & Lime, this cooler is definitely a novelty of sorts. Because it has a built in bottle opener (and we all know how handy that is for a Corona beer) it is the perfect accessory for those higher class beer drinkers.